21320614

素因数分解:

$2^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{13477}}^1$

素因数の和:13599

約数の個数: 16

約数和(自身を含む): 36875808

約数和(自身を除く): 15555194

約数列:

[1, 2, 7, 14, 113, 226, 791, 1582, 13477, 26954, 94339, 188678, 1522901, 3045802, 10660307, 21320614]

約数ペア:

[(1, 21320614), (2, 10660307), (7, 3045802), (14, 1522901), (113, 188678), (226, 94339), (791, 26954), (1582, 13477)]